How do you simplify $- 36 + 74 r - 53 + r$ $-36 + 74r - 53 + r$ ?

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Answer 1 · 2015-04-08T20:37:19

-36 + 74r - 53 + r =

(you have to add only italic number with italic number or bold one with another bold )

so:

-89 + 75 r

How do you simplify -36 + 74r - 53 + r−36+74r−53+r-36 + 74r - 53 + r?